.webview {
    -js-display: flex;
    display: flex;
    justify-content: center;
    padding: 0 10px;
}
/*part3*/
#part3 {
    padding: 59px 0 70px 0;
    width: 960px;
}

#part3 .header {
    -js-display: flex;
    display: flex;
    justify-content: space-between;
    font-size: 25px;
    color: rgb(78, 78, 78);
    line-height: 1.4;
    text-transform: uppercase;
}

#part3 .header>.title {
    font-weight: bold;
    margin-bottom: 30px;
}

#part3 .header>.more {
    text-decoration: none;
    color: rgb(78, 78, 78);
    display: block;
    cursor: pointer;
}

#part3 .content {
    -js-display: flex;
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}

#part3 .videoitem {
    width: 24%;
    background-color: white;
    cursor: pointer;
    margin-right: 1%;
}
#part3 .videoitem:hover{
    box-shadow: 10px 10px 5px #888888;
}
@media screen and (max-width: 400px) {
    #part3 .videoitem {
        width: 100%;
        margin-right: 0；
}
}
#part3 .videoitem video {
    width: 100%;
}

#part3 .videoitem .info {
    padding: 12px;
    background-color: white;
}

#part3 .videoitem .info>.title {
    font-size: 22px;
    color: rgb(78, 78, 78);
    text-transform: uppercase;
    line-height: 1.591;

}

#part3 .videoitem .info>.desc {
    font-size: 16px;
    color: rgb(78, 78, 78);
    text-transform: uppercase;
    line-height: 2.188;
}
#bg{
    width: 100%;
    object-fit: cover;
}